*{
    margin: 0;
    padding: 0;
    font-family: "poppins", sans-serif;
    box-sizing: border-box;
}
/*   task1  */
.header, .footer{
    position: absolute;
    background-color: #000;
    width: 100%;
    color: white;
}
.header h2{
    position: absolute;
    margin-top: 20px;
    left: 5%;
    color: orange;
}
.header{
    height: 10vh;
}
.footer{
    height: 15vh;
    bottom: 0;
}
.footer h2{
    text-align: center;
    margin-top: 25px;
}

.nav{
    position: absolute;
    width: 100%;
}
.nav a{
    position: relative;
    left: 63%;
    top: 20px;
    font-size: 20px;
    color: white;
    text-decoration: none;
    margin-right: 20px;
}
.footer p{
  margin-top:2px;
    text-align: center;
    color: orange;
}

/*  task2  */
 .second{
   
    text-align: center;
    background: linear-gradient(rgba(10, 150, 0, 0.5),rgba(0, 50, 5, 0.5));
    background-size:cover;
    background-position:center;
    font-family: sans-serif;
}
.contact-title{
    margin-top: 100px;
    color: #fff;
    text-transform: uppercase;
    transition: all 4s ease-in-out;
}
.contact-title sec_h1{
    font-size: 32px;
    line-height: 10px;
}
 .sec_h2{
    font-size: 16px;
}
form{
     margin-top: 50px;
     transition: all 4s ease-in-out;
}
.form-controal{
    width: 600px;
    background: transparent;
    border: none;
    outline: none;
    border-bottom: 1px solid black;
    color: #fff;
    font-size: 18px;
    margin-bottom: 16px;
}
input{
    height: 45px;
}
form .submit{
    background: #ff5722;
    background-color: transparent;
    color: #fff;
    font-size: 20px;
    font-weight: bold;
    letter-spacing: 2px;
    height: 50px;
    margin-top: 20px;
}
form .submit:hover{
    background-color: #f44336;
    cursor: pointer;
}


/*  task4 */
.banner{
    width: 100%;
    height: 100vh;
    background-image: linear-gradient(rgba(0,0,0,0.75),rgba(0,0,0,0.75)) , url(photos/pexels-pixabay-60597\ \(1\).jpg);
    background-size: cover;
    background-position: center;
}
.navbar{
    width: 85%;
    margin: auto;
    padding: 35px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.logo_web{
    
    cursor: pointer;
    color: #fff;
    font-size: 30px;
    
}
.navbar ul li{
    list-style: none;
    display: inline-block;
    margin: 0 20px;
    position: relative;
}
.navbar ul li a{
    text-decoration: none;
    color: #fff;
    text-transform: uppercase;
    text-align: right;
}
.navbar ul li::after{
      content: '';
      height: 3px;
      width: 0;
      background: #009688;
      position: absolute;
      left: 0;
      bottom: -10px;
      transition: 0.5s;
}
.navbar ul li:hover:after{
    width: 100%;
}
.content_web{
    width: 100%;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    text-align: center;
    color: #fff;
}
.content_web h1{
    font-size: 70px;
    margin-top: 80px;
}
.content_web p{
    margin: 20px auto;
    font-weight: 100;
    line-height: 25px;
}
button{
    width: 200px;
    padding: 15px 0;
    text-align: center;
    margin: 0px 10px;
    border-radius: 25px;
    font-weight: bold;
    border: 2px solid #009688;
    background: transparent;
    color: #fff;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}
span{
    background: #009688;
    height: 100%;
    width: 0;
    border-radius: 25px;
    position: absolute;
    left: 0;
    bottom: 0;
    z-index: -1;
    transition: 0.5s;
}
button:hover span{
    width: 100%;
}
button:hover{
    border: none;
}

/* ========================= START task3 ===================== */


.header_task3{
    height: 100vh;
    width: 100%;
    padding: 0 8%;
    background: #080008;
    position: relative;
}
nav{
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.logo{
    width: 140px;
}
.nav-links{
    padding: 28px 0;
}
.nav-links li{
    display: inline-block;
    margin: 0 15px;
}
.nav-links li a{
    text-decoration: none;
    color: #fff;
    padding: 5px 0;
    position: relative;
}
.nav-links li a::after{
    content: '';
    background: #ff3d00;
    width: 0;
    height: 2px;
    position: absolute;
    bottom: 0;
    left: 0;
    transition: width 0.5s;
}
.nav-links li a:hover::after{
    width: 100%;
}
.btn{
    background: #ff3d00;
    color:#fff;
    padding: 10px 30px;
    border-radius: 3px;
    cursor: pointer;

}
.content{
    position: absolute;
    left: 50%;
    top: 50%;
    width: 90%;
    max-width: 900px;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #fff;
    padding: 50px;

}
.content h1{
    font-size: 65px;
    font-weight: 600;
    margin-bottom: 40px;
}
.content form{
    background:white;
    padding: 10px;
    border-radius: 8px;
    display: flex;
}
.content form .enter{
    flex: 1;
    border: none;
    outline: none;
    padding: 0 20px;
    font-size: 18px;
}
.form_task3{
    height: 65px;
}
.content form button{
    background: #ff3d00;
    color: #fff;
    /* padding: 15px 40px; */
    border: none;
    border-radius: 6px;
    cursor: pointer;
}
.category-list{
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 40px;
}
.category{
    width: 80px;
    height: 80px;
    background: rgba(255,61,0,0.15);
    margin: 0 10px;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}
.category img{
    width: 25px;
    margin-bottom: 5px;
}

/* ========================= END task3 ===================== */

/* ========================= START task5 ===================== */

.header_task5{
    width: 100%;
    height: 100vh;
    background-image: url(photos/background.png);
    background-position: center;
    background-size: cover;
}
.side-nav{
    width: 110px;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    padding: 30px 15px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: space-between;
    flex-direction: column;
    transition: width 0.5s;
}
.user{
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 60px;
    font-size: 12px;
    padding: 10px;
    border-radius: 8px;
    margin-left: auto;
    margin-right: auto;
    overflow: hidden;
}
.user div{
    display: none;
}
.user h2{
    font-size: 15px;
    font-weight: 600;
    white-space: nowrap;
}
.user-img{
    width: 40px;
    border-radius: 50%;
    margin: auto;
}
.star-img{
    width: 20px;
    display: none;
}
ul{
    list-style: none;
    padding: 0 15px;
}
ul li{
    margin: 30px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
ul li img{
    width: 30px;
    margin-right: 0px;
}
ul li p{
    white-space: nowrap;
    display: none;
}
.side-nav:hover{
    width: 250px;
}
.side-nav:hover  .user div{
    display: block;
}
.side-nav:hover  .user{
    width: 100%;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(5px);
}
.side-nav:hover .star-img{
    display: block;
}
.side-nav:hover .star-img{
    margin: 0;
}
.side-nav:hover ul li p{
    display: block;
}
.side-nav:hover ul li img{
    margin-right: 10px;
}
.side-nav:hover ul li{
    justify-content: flex-start;
}
/* ========================= END task5 ===================== */